Offset the letters by the amount needed to have a V carve toolpath cut that deep, and by half that amount. Select the inner and outer path and do a V carving. Then select the in-between path and an exterior bit of geometry and cut that as a pocket.

I believe Vectric will allow you to just use a V bit and will just cut that if one limits the depth of the V carving.

I’ve been using a different hobby cnc machine with it’s own software for a number of years. The attached picture is an example of a plaque that I create with this software and machine.
I am trying to decide between purchasing a Shapeoko XXL or a X-Carve 1000x1000. I’ve gone through all the pros and cons of each machine. I’ve done a ton of reading on both machines forums. The “usability” of the base software that comes with each machine will play a part in my decision.
I’ve used both Carbid…

Attached you will see the start of a hand carving. Can someone please offer suggestions on how to get Slopped or rounded edge letters like these started by hand. I use Carbide 3D and Aspire.!

So you want v-carve letters that stand out rather than cut into the wood, correct? To do that in Aspire, draw a vector around the letters you want to carve. When you select a v-carve toolpath, select the surrounding vector and the letters.